The company Det Norske Veritas confirmed on 16 November 2001 that the company EUROCOMPUTER SYSTEMS d.o.o. conforms to all quality standards under ISO 9001:2000. ECS has thereby become the first information technology company in Croatia that was awarded the ISO 9001:2000 certificate valid for the activities “Complex information systems design and integration; developing and introducing application and programme solutions; information systems consulting, support, assistance and maintenance”.

ISO 9001:2000 version sought to place the concept of process management front and center and improve effectiveness via process performance metrics, whereby continual process improvement and tracking customer satisfaction were expectations made explicit. Certification was successfully renewed in 2007. Further business development and continual quality control advancement enabled ECS successfully renew its certification in 2011 as well, this time conforming to an updated ISO 9001:2008.